Table base



FIG. 1 is a perspective view of a table base showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is an enlarged partial perspective view thereof; and,

FIG. 4 is an enlarged partial perspective view thereof with the table top lifted away.

The broken lines illustrate environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a table base, as shown and described. 